761 lines
31 KiB
Python
761 lines
31 KiB
Python
# Copyright 2013-2017 DataStax, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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try:
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import unittest2 as unittest
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except ImportError:
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import unittest # noqa
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from collections import namedtuple
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from functools import partial
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import six
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from cassandra import InvalidRequest
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from cassandra.cluster import Cluster, UserTypeDoesNotExist
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from cassandra.query import dict_factory
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from cassandra.util import OrderedMap
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from tests.integration import use_singledc, PROTOCOL_VERSION, execute_until_pass, BasicSegregatedKeyspaceUnitTestCase, \
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greaterthancass20, greaterthanorequalcass36, lessthancass30
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from tests.integration.datatype_utils import update_datatypes, PRIMITIVE_DATATYPES, PRIMITIVE_DATATYPES_KEYS, \
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COLLECTION_TYPES, get_sample, get_collection_sample
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nested_collection_udt = namedtuple('nested_collection_udt', ['m', 't', 'l', 's'])
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nested_collection_udt_nested = namedtuple('nested_collection_udt_nested', ['m', 't', 'l', 's', 'u'])
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def setup_module():
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use_singledc()
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update_datatypes()
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@greaterthancass20
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class UDTTests(BasicSegregatedKeyspaceUnitTestCase):
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@property
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def table_name(self):
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return self._testMethodName.lower()
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def setUp(self):
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super(UDTTests, self).setUp()
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self.session.set_keyspace(self.keyspace_name)
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@greaterthanorequalcass36
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def test_non_frozen_udts(self):
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"""
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Test to ensure that non frozen udt's work with C* >3.6.
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@since 3.7.0
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@jira_ticket PYTHON-498
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@expected_result Non frozen UDT's are supported
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@test_category data_types, udt
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"""
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self.session.execute("USE {0}".format(self.keyspace_name))
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self.session.execute("CREATE TYPE user (state text, has_corn boolean)")
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self.session.execute("CREATE TABLE {0} (a int PRIMARY KEY, b user)".format(self.function_table_name))
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User = namedtuple('user', ('state', 'has_corn'))
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self.cluster.register_user_type(self.keyspace_name, "user", User)
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self.session.execute("INSERT INTO {0} (a, b) VALUES (%s, %s)".format(self.function_table_name), (0, User("Nebraska", True)))
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self.session.execute("UPDATE {0} SET b.has_corn = False where a = 0".format(self.function_table_name))
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result = self.session.execute("SELECT * FROM {0}".format(self.function_table_name))
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self.assertFalse(result[0].b.has_corn)
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table_sql = self.cluster.metadata.keyspaces[self.keyspace_name].tables[self.function_table_name].as_cql_query()
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self.assertNotIn("<frozen>", table_sql)
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def test_can_insert_unprepared_registered_udts(self):
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"""
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Test the insertion of unprepared, registered UDTs
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"""
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c = Cluster(protocol_version=PROTOCOL_VERSION)
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s = c.connect(self.keyspace_name, wait_for_all_pools=True)
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s.execute("CREATE TYPE user (age int, name text)")
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s.execute("CREATE TABLE mytable (a int PRIMARY KEY, b frozen<user>)")
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User = namedtuple('user', ('age', 'name'))
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c.register_user_type(self.keyspace_name, "user", User)
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s.execute("INSERT INTO mytable (a, b) VALUES (%s, %s)", (0, User(42, 'bob')))
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result = s.execute("SELECT b FROM mytable WHERE a=0")
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row = result[0]
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self.assertEqual(42, row.b.age)
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self.assertEqual('bob', row.b.name)
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self.assertTrue(type(row.b) is User)
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# use the same UDT name in a different keyspace
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s.execute("""
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CREATE KEYSPACE udt_test_unprepared_registered2
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WITH replication = { 'class' : 'SimpleStrategy', 'replication_factor': '1' }
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""")
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s.set_keyspace("udt_test_unprepared_registered2")
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s.execute("CREATE TYPE user (state text, is_cool boolean)")
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s.execute("CREATE TABLE mytable (a int PRIMARY KEY, b frozen<user>)")
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User = namedtuple('user', ('state', 'is_cool'))
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c.register_user_type("udt_test_unprepared_registered2", "user", User)
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s.execute("INSERT INTO mytable (a, b) VALUES (%s, %s)", (0, User('Texas', True)))
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result = s.execute("SELECT b FROM mytable WHERE a=0")
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row = result[0]
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self.assertEqual('Texas', row.b.state)
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self.assertEqual(True, row.b.is_cool)
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self.assertTrue(type(row.b) is User)
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s.execute("DROP KEYSPACE udt_test_unprepared_registered2")
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c.shutdown()
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def test_can_register_udt_before_connecting(self):
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"""
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Test the registration of UDTs before session creation
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"""
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c = Cluster(protocol_version=PROTOCOL_VERSION)
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s = c.connect(wait_for_all_pools=True)
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s.execute("""
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CREATE KEYSPACE udt_test_register_before_connecting
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WITH replication = { 'class' : 'SimpleStrategy', 'replication_factor': '1' }
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""")
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s.set_keyspace("udt_test_register_before_connecting")
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s.execute("CREATE TYPE user (age int, name text)")
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s.execute("CREATE TABLE mytable (a int PRIMARY KEY, b frozen<user>)")
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s.execute("""
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CREATE KEYSPACE udt_test_register_before_connecting2
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WITH replication = { 'class' : 'SimpleStrategy', 'replication_factor': '1' }
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""")
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s.set_keyspace("udt_test_register_before_connecting2")
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s.execute("CREATE TYPE user (state text, is_cool boolean)")
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s.execute("CREATE TABLE mytable (a int PRIMARY KEY, b frozen<user>)")
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# now that types are defined, shutdown and re-create Cluster
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c.shutdown()
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c = Cluster(protocol_version=PROTOCOL_VERSION)
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User1 = namedtuple('user', ('age', 'name'))
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User2 = namedtuple('user', ('state', 'is_cool'))
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c.register_user_type("udt_test_register_before_connecting", "user", User1)
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c.register_user_type("udt_test_register_before_connecting2", "user", User2)
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s = c.connect(wait_for_all_pools=True)
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s.set_keyspace("udt_test_register_before_connecting")
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s.execute("INSERT INTO mytable (a, b) VALUES (%s, %s)", (0, User1(42, 'bob')))
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result = s.execute("SELECT b FROM mytable WHERE a=0")
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row = result[0]
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self.assertEqual(42, row.b.age)
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self.assertEqual('bob', row.b.name)
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self.assertTrue(type(row.b) is User1)
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# use the same UDT name in a different keyspace
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s.set_keyspace("udt_test_register_before_connecting2")
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s.execute("INSERT INTO mytable (a, b) VALUES (%s, %s)", (0, User2('Texas', True)))
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result = s.execute("SELECT b FROM mytable WHERE a=0")
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row = result[0]
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self.assertEqual('Texas', row.b.state)
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self.assertEqual(True, row.b.is_cool)
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self.assertTrue(type(row.b) is User2)
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s.execute("DROP KEYSPACE udt_test_register_before_connecting")
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s.execute("DROP KEYSPACE udt_test_register_before_connecting2")
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c.shutdown()
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def test_can_insert_prepared_unregistered_udts(self):
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"""
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Test the insertion of prepared, unregistered UDTs
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"""
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c = Cluster(protocol_version=PROTOCOL_VERSION)
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s = c.connect(self.keyspace_name, wait_for_all_pools=True)
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s.execute("CREATE TYPE user (age int, name text)")
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s.execute("CREATE TABLE mytable (a int PRIMARY KEY, b frozen<user>)")
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User = namedtuple('user', ('age', 'name'))
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insert = s.prepare("INSERT INTO mytable (a, b) VALUES (?, ?)")
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s.execute(insert, (0, User(42, 'bob')))
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select = s.prepare("SELECT b FROM mytable WHERE a=?")
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result = s.execute(select, (0,))
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row = result[0]
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self.assertEqual(42, row.b.age)
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self.assertEqual('bob', row.b.name)
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# use the same UDT name in a different keyspace
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s.execute("""
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CREATE KEYSPACE udt_test_prepared_unregistered2
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WITH replication = { 'class' : 'SimpleStrategy', 'replication_factor': '1' }
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""")
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s.set_keyspace("udt_test_prepared_unregistered2")
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s.execute("CREATE TYPE user (state text, is_cool boolean)")
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s.execute("CREATE TABLE mytable (a int PRIMARY KEY, b frozen<user>)")
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User = namedtuple('user', ('state', 'is_cool'))
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insert = s.prepare("INSERT INTO mytable (a, b) VALUES (?, ?)")
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s.execute(insert, (0, User('Texas', True)))
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select = s.prepare("SELECT b FROM mytable WHERE a=?")
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result = s.execute(select, (0,))
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row = result[0]
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self.assertEqual('Texas', row.b.state)
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self.assertEqual(True, row.b.is_cool)
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s.execute("DROP KEYSPACE udt_test_prepared_unregistered2")
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c.shutdown()
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def test_can_insert_prepared_registered_udts(self):
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"""
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Test the insertion of prepared, registered UDTs
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"""
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c = Cluster(protocol_version=PROTOCOL_VERSION)
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s = c.connect(self.keyspace_name, wait_for_all_pools=True)
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s.execute("CREATE TYPE user (age int, name text)")
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User = namedtuple('user', ('age', 'name'))
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c.register_user_type(self.keyspace_name, "user", User)
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s.execute("CREATE TABLE mytable (a int PRIMARY KEY, b frozen<user>)")
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insert = s.prepare("INSERT INTO mytable (a, b) VALUES (?, ?)")
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s.execute(insert, (0, User(42, 'bob')))
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select = s.prepare("SELECT b FROM mytable WHERE a=?")
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result = s.execute(select, (0,))
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row = result[0]
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self.assertEqual(42, row.b.age)
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self.assertEqual('bob', row.b.name)
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self.assertTrue(type(row.b) is User)
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# use the same UDT name in a different keyspace
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s.execute("""
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CREATE KEYSPACE udt_test_prepared_registered2
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WITH replication = { 'class' : 'SimpleStrategy', 'replication_factor': '1' }
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""")
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s.set_keyspace("udt_test_prepared_registered2")
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s.execute("CREATE TYPE user (state text, is_cool boolean)")
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User = namedtuple('user', ('state', 'is_cool'))
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c.register_user_type("udt_test_prepared_registered2", "user", User)
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s.execute("CREATE TABLE mytable (a int PRIMARY KEY, b frozen<user>)")
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insert = s.prepare("INSERT INTO mytable (a, b) VALUES (?, ?)")
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s.execute(insert, (0, User('Texas', True)))
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select = s.prepare("SELECT b FROM mytable WHERE a=?")
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result = s.execute(select, (0,))
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row = result[0]
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self.assertEqual('Texas', row.b.state)
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self.assertEqual(True, row.b.is_cool)
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self.assertTrue(type(row.b) is User)
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s.execute("DROP KEYSPACE udt_test_prepared_registered2")
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c.shutdown()
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def test_can_insert_udts_with_nulls(self):
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"""
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Test the insertion of UDTs with null and empty string fields
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"""
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c = Cluster(protocol_version=PROTOCOL_VERSION)
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s = c.connect(self.keyspace_name, wait_for_all_pools=True)
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s.execute("CREATE TYPE user (a text, b int, c uuid, d blob)")
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User = namedtuple('user', ('a', 'b', 'c', 'd'))
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c.register_user_type(self.keyspace_name, "user", User)
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s.execute("CREATE TABLE mytable (a int PRIMARY KEY, b frozen<user>)")
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insert = s.prepare("INSERT INTO mytable (a, b) VALUES (0, ?)")
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s.execute(insert, [User(None, None, None, None)])
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results = s.execute("SELECT b FROM mytable WHERE a=0")
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self.assertEqual((None, None, None, None), results[0].b)
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select = s.prepare("SELECT b FROM mytable WHERE a=0")
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self.assertEqual((None, None, None, None), s.execute(select)[0].b)
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# also test empty strings
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s.execute(insert, [User('', None, None, six.binary_type())])
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results = s.execute("SELECT b FROM mytable WHERE a=0")
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self.assertEqual(('', None, None, six.binary_type()), results[0].b)
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c.shutdown()
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def test_can_insert_udts_with_varying_lengths(self):
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"""
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Test for ensuring extra-lengthy udts are properly inserted
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"""
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c = Cluster(protocol_version=PROTOCOL_VERSION)
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s = c.connect(self.keyspace_name, wait_for_all_pools=True)
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MAX_TEST_LENGTH = 254
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# create the seed udt, increase timeout to avoid the query failure on slow systems
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s.execute("CREATE TYPE lengthy_udt ({0})"
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.format(', '.join(['v_{0} int'.format(i)
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for i in range(MAX_TEST_LENGTH)])))
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# create a table with multiple sizes of nested udts
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# no need for all nested types, only a spot checked few and the largest one
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s.execute("CREATE TABLE mytable ("
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"k int PRIMARY KEY, "
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"v frozen<lengthy_udt>)")
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# create and register the seed udt type
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udt = namedtuple('lengthy_udt', tuple(['v_{0}'.format(i) for i in range(MAX_TEST_LENGTH)]))
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c.register_user_type(self.keyspace_name, "lengthy_udt", udt)
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# verify inserts and reads
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for i in (0, 1, 2, 3, MAX_TEST_LENGTH):
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# create udt
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params = [j for j in range(i)] + [None for j in range(MAX_TEST_LENGTH - i)]
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created_udt = udt(*params)
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# write udt
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s.execute("INSERT INTO mytable (k, v) VALUES (0, %s)", (created_udt,))
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# verify udt was written and read correctly, increase timeout to avoid the query failure on slow systems
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result = s.execute("SELECT v FROM mytable WHERE k=0")[0]
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self.assertEqual(created_udt, result.v)
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c.shutdown()
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def nested_udt_schema_helper(self, session, MAX_NESTING_DEPTH):
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# create the seed udt
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execute_until_pass(session, "CREATE TYPE depth_0 (age int, name text)")
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# create the nested udts
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for i in range(MAX_NESTING_DEPTH):
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execute_until_pass(session, "CREATE TYPE depth_{0} (value frozen<depth_{1}>)".format(i + 1, i))
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# create a table with multiple sizes of nested udts
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# no need for all nested types, only a spot checked few and the largest one
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execute_until_pass(session, "CREATE TABLE mytable ("
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"k int PRIMARY KEY, "
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"v_0 frozen<depth_0>, "
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"v_1 frozen<depth_1>, "
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"v_2 frozen<depth_2>, "
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"v_3 frozen<depth_3>, "
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"v_{0} frozen<depth_{0}>)".format(MAX_NESTING_DEPTH))
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def nested_udt_creation_helper(self, udts, i):
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if i == 0:
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return udts[0](42, 'Bob')
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else:
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return udts[i](self.nested_udt_creation_helper(udts, i - 1))
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def nested_udt_verification_helper(self, session, MAX_NESTING_DEPTH, udts):
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for i in (0, 1, 2, 3, MAX_NESTING_DEPTH):
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# create udt
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udt = self.nested_udt_creation_helper(udts, i)
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# write udt via simple statement
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session.execute("INSERT INTO mytable (k, v_%s) VALUES (0, %s)", [i, udt])
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# verify udt was written and read correctly
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result = session.execute("SELECT v_{0} FROM mytable WHERE k=0".format(i))[0]
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self.assertEqual(udt, result["v_{0}".format(i)])
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# write udt via prepared statement
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insert = session.prepare("INSERT INTO mytable (k, v_{0}) VALUES (1, ?)".format(i))
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session.execute(insert, [udt])
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# verify udt was written and read correctly
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result = session.execute("SELECT v_{0} FROM mytable WHERE k=1".format(i))[0]
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self.assertEqual(udt, result["v_{0}".format(i)])
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def test_can_insert_nested_registered_udts(self):
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"""
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Test for ensuring nested registered udts are properly inserted
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"""
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c = Cluster(protocol_version=PROTOCOL_VERSION)
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s = c.connect(self.keyspace_name, wait_for_all_pools=True)
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s.row_factory = dict_factory
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MAX_NESTING_DEPTH = 16
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# create the schema
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self.nested_udt_schema_helper(s, MAX_NESTING_DEPTH)
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# create and register the seed udt type
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udts = []
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udt = namedtuple('depth_0', ('age', 'name'))
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udts.append(udt)
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c.register_user_type(self.keyspace_name, "depth_0", udts[0])
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# create and register the nested udt types
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for i in range(MAX_NESTING_DEPTH):
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udt = namedtuple('depth_{0}'.format(i + 1), ('value'))
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udts.append(udt)
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c.register_user_type(self.keyspace_name, "depth_{0}".format(i + 1), udts[i + 1])
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# insert udts and verify inserts with reads
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self.nested_udt_verification_helper(s, MAX_NESTING_DEPTH, udts)
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c.shutdown()
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def test_can_insert_nested_unregistered_udts(self):
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"""
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Test for ensuring nested unregistered udts are properly inserted
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"""
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c = Cluster(protocol_version=PROTOCOL_VERSION)
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s = c.connect(self.keyspace_name, wait_for_all_pools=True)
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s.row_factory = dict_factory
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MAX_NESTING_DEPTH = 16
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# create the schema
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self.nested_udt_schema_helper(s, MAX_NESTING_DEPTH)
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# create the seed udt type
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udts = []
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udt = namedtuple('depth_0', ('age', 'name'))
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udts.append(udt)
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# create the nested udt types
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for i in range(MAX_NESTING_DEPTH):
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udt = namedtuple('depth_{0}'.format(i + 1), ('value'))
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udts.append(udt)
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# insert udts via prepared statements and verify inserts with reads
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for i in (0, 1, 2, 3, MAX_NESTING_DEPTH):
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# create udt
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udt = self.nested_udt_creation_helper(udts, i)
|
|
|
|
# write udt
|
|
insert = s.prepare("INSERT INTO mytable (k, v_{0}) VALUES (0, ?)".format(i))
|
|
s.execute(insert, [udt])
|
|
|
|
# verify udt was written and read correctly
|
|
result = s.execute("SELECT v_{0} FROM mytable WHERE k=0".format(i))[0]
|
|
self.assertEqual(udt, result["v_{0}".format(i)])
|
|
|
|
c.shutdown()
|
|
|
|
def test_can_insert_nested_registered_udts_with_different_namedtuples(self):
|
|
"""
|
|
Test for ensuring nested udts are inserted correctly when the
|
|
created namedtuples are use names that are different the cql type.
|
|
"""
|
|
|
|
c = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
s = c.connect(self.keyspace_name, wait_for_all_pools=True)
|
|
s.row_factory = dict_factory
|
|
|
|
MAX_NESTING_DEPTH = 16
|
|
|
|
# create the schema
|
|
self.nested_udt_schema_helper(s, MAX_NESTING_DEPTH)
|
|
|
|
# create and register the seed udt type
|
|
udts = []
|
|
udt = namedtuple('level_0', ('age', 'name'))
|
|
udts.append(udt)
|
|
c.register_user_type(self.keyspace_name, "depth_0", udts[0])
|
|
|
|
# create and register the nested udt types
|
|
for i in range(MAX_NESTING_DEPTH):
|
|
udt = namedtuple('level_{0}'.format(i + 1), ('value'))
|
|
udts.append(udt)
|
|
c.register_user_type(self.keyspace_name, "depth_{0}".format(i + 1), udts[i + 1])
|
|
|
|
# insert udts and verify inserts with reads
|
|
self.nested_udt_verification_helper(s, MAX_NESTING_DEPTH, udts)
|
|
|
|
c.shutdown()
|
|
|
|
def test_raise_error_on_nonexisting_udts(self):
|
|
"""
|
|
Test for ensuring that an error is raised for operating on a nonexisting udt or an invalid keyspace
|
|
"""
|
|
|
|
c = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
s = c.connect(self.keyspace_name, wait_for_all_pools=True)
|
|
User = namedtuple('user', ('age', 'name'))
|
|
|
|
with self.assertRaises(UserTypeDoesNotExist):
|
|
c.register_user_type("some_bad_keyspace", "user", User)
|
|
|
|
with self.assertRaises(UserTypeDoesNotExist):
|
|
c.register_user_type("system", "user", User)
|
|
|
|
with self.assertRaises(InvalidRequest):
|
|
s.execute("CREATE TABLE mytable (a int PRIMARY KEY, b frozen<user>)")
|
|
|
|
c.shutdown()
|
|
|
|
def test_can_insert_udt_all_datatypes(self):
|
|
"""
|
|
Test for inserting various types of PRIMITIVE_DATATYPES into UDT's
|
|
"""
|
|
|
|
c = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
s = c.connect(self.keyspace_name, wait_for_all_pools=True)
|
|
|
|
# create UDT
|
|
alpha_type_list = []
|
|
start_index = ord('a')
|
|
for i, datatype in enumerate(PRIMITIVE_DATATYPES):
|
|
alpha_type_list.append("{0} {1}".format(chr(start_index + i), datatype))
|
|
|
|
s.execute("""
|
|
CREATE TYPE alldatatypes ({0})
|
|
""".format(', '.join(alpha_type_list))
|
|
)
|
|
|
|
s.execute("CREATE TABLE mytable (a int PRIMARY KEY, b frozen<alldatatypes>)")
|
|
|
|
# register UDT
|
|
alphabet_list = []
|
|
for i in range(ord('a'), ord('a') + len(PRIMITIVE_DATATYPES)):
|
|
alphabet_list.append('{0}'.format(chr(i)))
|
|
Alldatatypes = namedtuple("alldatatypes", alphabet_list)
|
|
c.register_user_type(self.keyspace_name, "alldatatypes", Alldatatypes)
|
|
|
|
# insert UDT data
|
|
params = []
|
|
for datatype in PRIMITIVE_DATATYPES:
|
|
params.append((get_sample(datatype)))
|
|
|
|
insert = s.prepare("INSERT INTO mytable (a, b) VALUES (?, ?)")
|
|
s.execute(insert, (0, Alldatatypes(*params)))
|
|
|
|
# retrieve and verify data
|
|
results = s.execute("SELECT * FROM mytable")
|
|
|
|
row = results[0].b
|
|
for expected, actual in zip(params, row):
|
|
self.assertEqual(expected, actual)
|
|
|
|
c.shutdown()
|
|
|
|
def test_can_insert_udt_all_collection_datatypes(self):
|
|
"""
|
|
Test for inserting various types of COLLECTION_TYPES into UDT's
|
|
"""
|
|
|
|
c = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
s = c.connect(self.keyspace_name, wait_for_all_pools=True)
|
|
|
|
# create UDT
|
|
alpha_type_list = []
|
|
start_index = ord('a')
|
|
for i, collection_type in enumerate(COLLECTION_TYPES):
|
|
for j, datatype in enumerate(PRIMITIVE_DATATYPES_KEYS):
|
|
if collection_type == "map":
|
|
type_string = "{0}_{1} {2}<{3}, {3}>".format(chr(start_index + i), chr(start_index + j),
|
|
collection_type, datatype)
|
|
elif collection_type == "tuple":
|
|
type_string = "{0}_{1} frozen<{2}<{3}>>".format(chr(start_index + i), chr(start_index + j),
|
|
collection_type, datatype)
|
|
else:
|
|
type_string = "{0}_{1} {2}<{3}>".format(chr(start_index + i), chr(start_index + j),
|
|
collection_type, datatype)
|
|
alpha_type_list.append(type_string)
|
|
|
|
s.execute("""
|
|
CREATE TYPE alldatatypes ({0})
|
|
""".format(', '.join(alpha_type_list))
|
|
)
|
|
|
|
s.execute("CREATE TABLE mytable (a int PRIMARY KEY, b frozen<alldatatypes>)")
|
|
|
|
# register UDT
|
|
alphabet_list = []
|
|
for i in range(ord('a'), ord('a') + len(COLLECTION_TYPES)):
|
|
for j in range(ord('a'), ord('a') + len(PRIMITIVE_DATATYPES_KEYS)):
|
|
alphabet_list.append('{0}_{1}'.format(chr(i), chr(j)))
|
|
|
|
Alldatatypes = namedtuple("alldatatypes", alphabet_list)
|
|
c.register_user_type(self.keyspace_name, "alldatatypes", Alldatatypes)
|
|
|
|
# insert UDT data
|
|
params = []
|
|
for collection_type in COLLECTION_TYPES:
|
|
for datatype in PRIMITIVE_DATATYPES_KEYS:
|
|
params.append((get_collection_sample(collection_type, datatype)))
|
|
|
|
insert = s.prepare("INSERT INTO mytable (a, b) VALUES (?, ?)")
|
|
s.execute(insert, (0, Alldatatypes(*params)))
|
|
|
|
# retrieve and verify data
|
|
results = s.execute("SELECT * FROM mytable")
|
|
|
|
row = results[0].b
|
|
for expected, actual in zip(params, row):
|
|
self.assertEqual(expected, actual)
|
|
|
|
c.shutdown()
|
|
|
|
def insert_select_column(self, session, table_name, column_name, value):
|
|
insert = session.prepare("INSERT INTO %s (k, %s) VALUES (?, ?)" % (table_name, column_name))
|
|
session.execute(insert, (0, value))
|
|
result = session.execute("SELECT %s FROM %s WHERE k=%%s" % (column_name, table_name), (0,))[0][0]
|
|
self.assertEqual(result, value)
|
|
|
|
def test_can_insert_nested_collections(self):
|
|
"""
|
|
Test for inserting various types of nested COLLECTION_TYPES into tables and UDTs
|
|
"""
|
|
|
|
if self.cass_version < (2, 1, 3):
|
|
raise unittest.SkipTest("Support for nested collections was introduced in Cassandra 2.1.3")
|
|
|
|
c = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
s = c.connect(self.keyspace_name, wait_for_all_pools=True)
|
|
s.encoder.mapping[tuple] = s.encoder.cql_encode_tuple
|
|
|
|
name = self._testMethodName
|
|
|
|
s.execute("""
|
|
CREATE TYPE %s (
|
|
m frozen<map<int,text>>,
|
|
t tuple<int,text>,
|
|
l frozen<list<int>>,
|
|
s frozen<set<int>>
|
|
)""" % name)
|
|
s.execute("""
|
|
CREATE TYPE %s_nested (
|
|
m frozen<map<int,text>>,
|
|
t tuple<int,text>,
|
|
l frozen<list<int>>,
|
|
s frozen<set<int>>,
|
|
u frozen<%s>
|
|
)""" % (name, name))
|
|
s.execute("""
|
|
CREATE TABLE %s (
|
|
k int PRIMARY KEY,
|
|
map_map map<frozen<map<int,int>>, frozen<map<int,int>>>,
|
|
map_set map<frozen<set<int>>, frozen<set<int>>>,
|
|
map_list map<frozen<list<int>>, frozen<list<int>>>,
|
|
map_tuple map<frozen<tuple<int, int>>, frozen<tuple<int>>>,
|
|
map_udt map<frozen<%s_nested>, frozen<%s>>,
|
|
)""" % (name, name, name))
|
|
|
|
validate = partial(self.insert_select_column, s, name)
|
|
validate('map_map', OrderedMap([({1: 1, 2: 2}, {3: 3, 4: 4}), ({5: 5, 6: 6}, {7: 7, 8: 8})]))
|
|
validate('map_set', OrderedMap([(set((1, 2)), set((3, 4))), (set((5, 6)), set((7, 8)))]))
|
|
validate('map_list', OrderedMap([([1, 2], [3, 4]), ([5, 6], [7, 8])]))
|
|
validate('map_tuple', OrderedMap([((1, 2), (3,)), ((4, 5), (6,))]))
|
|
|
|
value = nested_collection_udt({1: 'v1', 2: 'v2'}, (3, 'v3'), [4, 5, 6, 7], set((8, 9, 10)))
|
|
key = nested_collection_udt_nested(value.m, value.t, value.l, value.s, value)
|
|
key2 = nested_collection_udt_nested({3: 'v3'}, value.t, value.l, value.s, value)
|
|
validate('map_udt', OrderedMap([(key, value), (key2, value)]))
|
|
|
|
c.shutdown()
|
|
|
|
def test_non_alphanum_identifiers(self):
|
|
"""
|
|
PYTHON-413
|
|
"""
|
|
s = self.session
|
|
non_alphanum_name = 'test.field@#$%@%#!'
|
|
type_name = 'type2'
|
|
s.execute('CREATE TYPE "%s" ("%s" text)' % (non_alphanum_name, non_alphanum_name))
|
|
s.execute('CREATE TYPE %s ("%s" text)' % (type_name, non_alphanum_name))
|
|
# table with types as map keys to make sure the tuple lookup works
|
|
s.execute('CREATE TABLE %s (k int PRIMARY KEY, non_alphanum_type_map map<frozen<"%s">, int>, alphanum_type_map map<frozen<%s>, int>)' % (self.table_name, non_alphanum_name, type_name))
|
|
s.execute('INSERT INTO %s (k, non_alphanum_type_map, alphanum_type_map) VALUES (%s, {{"%s": \'nonalphanum\'}: 0}, {{"%s": \'alphanum\'}: 1})' % (self.table_name, 0, non_alphanum_name, non_alphanum_name))
|
|
row = s.execute('SELECT * FROM %s' % (self.table_name,))[0]
|
|
|
|
k, v = row.non_alphanum_type_map.popitem()
|
|
self.assertEqual(v, 0)
|
|
self.assertEqual(k.__class__, tuple)
|
|
self.assertEqual(k[0], 'nonalphanum')
|
|
|
|
k, v = row.alphanum_type_map.popitem()
|
|
self.assertEqual(v, 1)
|
|
self.assertNotEqual(k.__class__, tuple) # should be the namedtuple type
|
|
self.assertEqual(k[0], 'alphanum')
|
|
self.assertEqual(k.field_0_, 'alphanum') # named tuple with positional field name
|
|
|
|
@lessthancass30
|
|
def test_type_alteration(self):
|
|
s = self.session
|
|
type_name = "type_name"
|
|
self.assertNotIn(type_name, s.cluster.metadata.keyspaces['udttests'].user_types)
|
|
s.execute('CREATE TYPE %s (v0 int)' % (type_name,))
|
|
self.assertIn(type_name, s.cluster.metadata.keyspaces['udttests'].user_types)
|
|
|
|
s.execute('CREATE TABLE %s (k int PRIMARY KEY, v frozen<%s>)' % (self.table_name, type_name))
|
|
s.execute('INSERT INTO %s (k, v) VALUES (0, {v0 : 1})' % (self.table_name,))
|
|
|
|
s.cluster.register_user_type('udttests', type_name, dict)
|
|
|
|
val = s.execute('SELECT v FROM %s' % self.table_name)[0][0]
|
|
self.assertEqual(val['v0'], 1)
|
|
|
|
# add field
|
|
s.execute('ALTER TYPE %s ADD v1 text' % (type_name,))
|
|
val = s.execute('SELECT v FROM %s' % self.table_name)[0][0]
|
|
self.assertEqual(val['v0'], 1)
|
|
self.assertIsNone(val['v1'])
|
|
s.execute("INSERT INTO %s (k, v) VALUES (0, {v0 : 2, v1 : 'sometext'})" % (self.table_name,))
|
|
val = s.execute('SELECT v FROM %s' % self.table_name)[0][0]
|
|
self.assertEqual(val['v0'], 2)
|
|
self.assertEqual(val['v1'], 'sometext')
|
|
|
|
# alter field type
|
|
s.execute('ALTER TYPE %s ALTER v1 TYPE blob' % (type_name,))
|
|
s.execute("INSERT INTO %s (k, v) VALUES (0, {v0 : 3, v1 : 0xdeadbeef})" % (self.table_name,))
|
|
val = s.execute('SELECT v FROM %s' % self.table_name)[0][0]
|
|
self.assertEqual(val['v0'], 3)
|
|
self.assertEqual(val['v1'], six.b('\xde\xad\xbe\xef'))
|
|
|
|
@lessthancass30
|
|
def test_alter_udt(self):
|
|
"""
|
|
Test to ensure that altered UDT's are properly surfaced without needing to restart the underlying session.
|
|
|
|
@since 3.0.0
|
|
@jira_ticket PYTHON-226
|
|
@expected_result UDT's will reflect added columns without a session restart.
|
|
|
|
@test_category data_types, udt
|
|
"""
|
|
|
|
# Create udt ensure it has the proper column names.
|
|
self.session.set_keyspace(self.keyspace_name)
|
|
self.session.execute("CREATE TYPE typetoalter (a int)")
|
|
typetoalter = namedtuple('typetoalter', ('a'))
|
|
self.session.execute("CREATE TABLE {0} (pk int primary key, typetoalter frozen<typetoalter>)".format(self.function_table_name))
|
|
insert_statement = self.session.prepare("INSERT INTO {0} (pk, typetoalter) VALUES (?, ?)".format(self.function_table_name))
|
|
self.session.execute(insert_statement, [1, typetoalter(1)])
|
|
results = self.session.execute("SELECT * from {0}".format(self.function_table_name))
|
|
for result in results:
|
|
self.assertTrue(hasattr(result.typetoalter, 'a'))
|
|
self.assertFalse(hasattr(result.typetoalter, 'b'))
|
|
|
|
# Alter UDT and ensure the alter is honored in results
|
|
self.session.execute("ALTER TYPE typetoalter add b int")
|
|
typetoalter = namedtuple('typetoalter', ('a', 'b'))
|
|
self.session.execute(insert_statement, [2, typetoalter(2, 2)])
|
|
results = self.session.execute("SELECT * from {0}".format(self.function_table_name))
|
|
for result in results:
|
|
self.assertTrue(hasattr(result.typetoalter, 'a'))
|
|
self.assertTrue(hasattr(result.typetoalter, 'b'))
|
|
|